The global barley market is only about one-eighth the size of the corn market but to major exporters (France, Russia, Australia, Canada) and to major importers (Middle East, China), it is a very important crop. Like other commodities, barley prices have been rising. Production fell 6.8 percent this year and global ending stocks are off nearly 22 percent from two years ago. The area harvested to the crop has fallen for two years in a row. Barley will become more important as a cover crop as agriculture seeks to control its emissions, but it is also a crop that thrives in a cooler climate, an environmental condition that is declining. It has substitutes as an animal feed but becomes more precious when turned into beer. The decline in average...